NADSDA | North American Division of the Seventh-day Adventist NAIS | National Association of Independent Schools NAPCIS | National Association of Private Catholic and Independent Schools NCEA | National Catholic Educational Association NCSA | National Christian School Association NLSA | National Lutheran School Accreditation SACS CASI | Southern Association of Colleges and Schools Council on Accreditation and School Improvement WASC | Western Association of Schools and Colleges WCEA | Western Catholic Educational Association